• Live Feeds
    • Press Releases
    • Insider Trading
    • FDA Approvals
    • Analyst Ratings
    • Insider Trading
    • SEC filings
    • Market insights
  • Analyst Ratings
  • Alerts
  • Subscriptions
  • Settings
  • RSS Feeds
Quantisnow Logo
  • Live Feeds
    • Press Releases
    • Insider Trading
    • FDA Approvals
    • Analyst Ratings
    • Insider Trading
    • SEC filings
    • Market insights
  • Analyst Ratings
  • Alerts
  • Subscriptions
  • Settings
  • RSS Feeds
PublishGo to App
    Quantisnow Logo

    © 2026 quantisnow.com
    Democratizing insights since 2022

    Services
    Live news feedsRSS FeedsAlertsPublish with Us
    Company
    AboutQuantisnow PlusContactJobsAI superconnector for talent & startupsNEWLLM Arena
    Legal
    Terms of usePrivacy policyCookie policy
    Subscribe to $TGEN

    Tecogen Inc.

    Subscribe to $TGEN
    $TGEN
    Industrial Machinery/Components
    Industrials

    IPO Year: 2025

    Exchange: AMEX

    Recent Analyst Ratings for Tecogen Inc.

    DatePrice TargetRatingAnalyst
    8/18/2025$15.00Buy
    Roth Capital
    See more ratings

    Tecogen Inc. Analyst Ratings

    Analyst ratings in real time. Analyst ratings have a very high impact on the underlying stock. See them live in this feed.

    View All

    Roth Capital initiated coverage on Tecogen with a new price target

    Roth Capital initiated coverage of Tecogen with a rating of Buy and set a new price target of $15.00

    8/18/25 9:02:00 AM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    Tecogen Inc. Insider Purchases

    Insider purchases reveal critical bullish sentiment about the company from key stakeholders. See them live in this feed.

    View All

    VP of Business Development Lafaille Stephen bought $1,000 worth of shares (400 units at $2.50), exercised 60,000 in-the-money shares at a strike of $0.94 and sold $345,800 worth of shares (60,000 units at $5.76) (SEC Form 4)

    4 - TECOGEN INC. (0001537435) (Issuer)

    6/24/25 5:41:57 PM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    Tecogen Inc. Insider Trading

    Insider transactions reveal critical sentiment about the company from key stakeholders. See them live in this feed.

    View All

    SEC Form 4 filed by Director Albertine John M

    4 - TECOGEN INC. (0001537435) (Issuer)

    7/28/25 12:40:33 PM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    VP of Business Development Lafaille Stephen was granted 11,976 shares, increasing direct ownership by 2,994% to 12,376 units (SEC Form 4)

    4 - TECOGEN INC. (0001537435) (Issuer)

    7/28/25 11:12:02 AM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    General Counsel & Secretary Whiting John Kimball Iv was granted 11,976 shares, increasing direct ownership by 1,883% to 12,612 units (SEC Form 4)

    4 - TECOGEN INC. (0001537435) (Issuer)

    7/28/25 11:09:04 AM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    CAO Deschenes Roger P. was granted 17,964 shares, increasing direct ownership by 72% to 42,962 units (SEC Form 4)

    4 - TECOGEN INC. (0001537435) (Issuer)

    7/28/25 11:07:14 AM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    Chief Executive Officer Rangesh Abinand was granted 53,892 shares, increasing direct ownership by 523% to 64,193 units (SEC Form 4)

    4 - TECOGEN INC. (0001537435) (Issuer)

    7/28/25 11:04:32 AM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    SEC Form 4 filed by Director Hirsch Susan B

    4 - TECOGEN INC. (0001537435) (Issuer)

    7/28/25 11:02:28 AM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    SEC Form 4 filed by Director Ghoniem Ahmed

    4 - TECOGEN INC. (0001537435) (Issuer)

    7/28/25 10:59:24 AM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    SEC Form 4 filed by Director Lewis Earl R

    4 - TECOGEN INC. (0001537435) (Issuer)

    7/28/25 10:57:39 AM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    SEC Form 4 filed by Director Galiteva Angelina

    4 - TECOGEN INC. (0001537435) (Issuer)

    7/28/25 10:55:01 AM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    Amendment: COO and President Panora Robert A sold $550,752 worth of shares (102,700 units at $5.36) and exercised 95,223 shares at a strike of $0.94, decreasing direct ownership by 11% to 62,523 units (SEC Form 4)

    4/A - TECOGEN INC. (0001537435) (Issuer)

    7/14/25 9:02:25 AM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    Tecogen Inc. SEC Filings

    View All

    SEC Form 10-Q filed by Tecogen Inc.

    10-Q - TECOGEN INC. (0001537435) (Filer)

    11/13/25 9:01:34 AM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    Tecogen Inc. filed SEC Form 8-K: Results of Operations and Financial Condition, Regulation FD Disclosure, Financial Statements and Exhibits

    8-K - TECOGEN INC. (0001537435) (Filer)

    11/12/25 5:05:16 PM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    Tecogen Inc. filed SEC Form 8-K: Regulation FD Disclosure, Financial Statements and Exhibits

    8-K - TECOGEN INC. (0001537435) (Filer)

    9/17/25 9:38:51 AM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    Tecogen Inc. filed SEC Form 8-K: Other Events

    8-K - TECOGEN INC. (0001537435) (Filer)

    9/4/25 4:52:59 PM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    SEC Form 10-Q filed by Tecogen Inc.

    10-Q - TECOGEN INC. (0001537435) (Filer)

    8/13/25 9:00:47 AM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    Tecogen Inc. filed SEC Form 8-K: Results of Operations and Financial Condition, Regulation FD Disclosure, Financial Statements and Exhibits

    8-K - TECOGEN INC. (0001537435) (Filer)

    8/12/25 5:28:38 PM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    Tecogen Inc. filed SEC Form 8-K: Leadership Update, Other Events, Financial Statements and Exhibits

    8-K - TECOGEN INC. (0001537435) (Filer)

    7/28/25 10:27:33 AM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    Tecogen Inc. filed SEC Form 8-K: Other Events, Financial Statements and Exhibits

    8-K - TECOGEN INC. (0001537435) (Filer)

    7/21/25 2:42:27 PM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    SEC Form 424B4 filed by Tecogen Inc.

    424B4 - TECOGEN INC. (0001537435) (Filer)

    7/21/25 12:03:04 PM ET
    $TGEN
    Industrial Machinery/Components
    Industrials

    Tecogen Inc. filed SEC Form 8-K: Entry into a Material Definitive Agreement, Other Events, Financial Statements and Exhibits

    8-K - TECOGEN INC. (0001537435) (Filer)

    7/18/25 8:28:26 AM ET
    $TGEN
    Industrial Machinery/Components
    Industrials